lkml.org 
[lkml]   [2016]   [Jun]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] perf script: Add stackcollapse.py script
From
Date


On 16/06/2016 09:49, Jiri Olsa wrote:
> On Thu, Jun 16, 2016 at 09:22:59AM +0200, Paolo Bonzini wrote:
>> On 12/04/2016 15:26, Paolo Bonzini wrote:
>>> Add stackcollapse.py script as an example of parsing call chains, and
>>> also of using optparse to access command line options.
>>>
>>> The flame graph tools include a set of scripts that parse output from
>>> various tools (including "perf script"), remove the offsets in the
>>> function and collapse each stack to a single line. The website also says
>>> "perf report could have a report style [...] that output folded stacks
>>> directly, obviating the need for stackcollapse-perf.pl", so here it is.
>>>
>>> This script is a Python rewrite of stackcollapse-perf.pl, using the perf
>>> scripting interface to access the perf data directly from Python.
>>>
>>> Cc: Jiri Olsa <jolsa@kernel.org>
>>> Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
>>> Cc: Brendan Gregg <bgregg@netflix.com>
>>> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
>>> ---
>>> tools/perf/scripts/python/bin/stackcollapse-record | 8 ++
>>> tools/perf/scripts/python/bin/stackcollapse-report | 3 +
>>> tools/perf/scripts/python/stackcollapse.py | 127 +++++++++++++++++++++
>>> 3 files changed, 138 insertions(+)
>>> create mode 100755 tools/perf/scripts/python/bin/stackcollapse-record
>>> create mode 100755 tools/perf/scripts/python/bin/stackcollapse-report
>>> create mode 100755 tools/perf/scripts/python/stackcollapse.py
>>
>> Ping^2?
>
> sorry for delay.. I just answered the other email

No problem, thank you very much!

Paolo

\
 
 \ /
  Last update: 2016-06-16 12:01    [W:0.052 / U:0.544 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site